Home / 51,164.22-76,798.68-42,251.16

Finding the Fourth Proportional to 51,164.22, 76,798.68 and 42,251.16

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Solution

The fourth proportional to 51,164.22, 76,798.68 and 42,251.16 is: 63,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,164.22 : 76,798.68 = 42,251.16 : x
  2. Step 2: Convert to fraction form
    51,164.22/76,798.68 = 42,251.16/x
  3. Step 3: Cross multiply
    51,164.22x = 76,798.68 × 42,251.16
  4. Step 4: Simplify right side
    51,164.22x = 3,244,833,316.47
  5. Step 5: Solve for x
    x = 3,244,833,316.47/51,164.22
  6. Step 6: Final answer
    x = 63,419.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.